Question

the average of three numbers is 50 the second number is greater than the first number by 3 but smaller than the third by nine find the second number​

Answer 1

Step-by-step explanation:

let second number be x

first number=x-3

third number =x+9

x-3+x+x+9=50*3=150

3x+6=150

3x=144

x=48